Answer:
b
Step-by-step explanation:
Answer:
1. 87b−179+957÷87
2. 51b−24
Step-by-step explanation:
So, this is kinda similar to the other I helped you with:
<span>So r is the radius of the disk. The area is known and equal to 100Pi; so
100Pi = Pi r2
Now for r: r = 10
Circumference = 2 PI r = 20 Pi
I hope this helped!</span>
Answer:
The ratio 2 1/2 to 6 1/2 is

Step-by-step explanation:
Ratio:
In mathematics, a ratio is a relationship between two numbers indicating how many times the first number contains the second.
It is also the Fraction
.
For example, if a bowl of fruit contains eight apples and six kiwis, then the ratio of apples to kiwis is eight to six.
i.e 8:6, which is equivalent to the ratio 4:3.
Now here,

Ratio of 2 1/2 to 6 1/2

OR

Answer:
60cm^2
Step-by-step explanation:
15 times 8 = 120
divided by 2 = 60